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Augelite
Augelite

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Augelite and Rosasite Optical Properties

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1 Optical Properties
1.1 Luster
Pearly
Silky, Vitreous
1.2 Pleochroism
NilArthur Thomas
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.570-1.591
1.672-1.688
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
1.8 Birefringence
0.020-0.021
0.139-0.143
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Augelite and Rosasite Optic Character

Augelite and Rosasite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Augelite and Rosasite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Augelite and Rosasite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Augelite and Rosasite Transparency

Similar to their colors, Augelite and Rosasite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Augelite is Gemmological Tables (2004) More from other references while Augelite is Gemmological Tables (2004) More from other references in appearance.